(+/-)-cis-4b.5.6.10b.11.12-hexahydro-chrysene

1,4:7,10-Diepoxy-1,2,3,4,7,8,9,10-octahydrochrysene

(E)-1,2-bis(2-ethynylphenyl)ethene

1,2,3,4-四氢屈

1a,11c-Dihydrochryseno(5,6-b)oxirene